The summit region of Kīlauea experienced tephra fallout and a Kona low storm this past week. Cleanup, recovery, and regrowth ...

Mount Shasta presents a unique challenge that most other active volcanoes don't for USGS scientists. The only place to sample ...

Geochemical analysis of erupted tephra samples over the past decade help scientists understand the temperature of Kilauea’s shallow magma system under the summit — and things have been “heating up!” ...

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. This photo shows the gap between the south (left) and ...

Add Yahoo as a preferred source to see more of our stories on Google. 1 /2 COURTESY USGS View of the Halemaumau crater within Kaluapele from the south rim of the crater. 2 /2 COURTESY USGS View of the ...

This week the U.S. Geological Survey Cascades Volcano Observatory, in cooperation with the U.S. Forest Service and Mount Hood National Forest, installed three new volcano monitoring stations on the ...

One of the most active volcanoes in the world is gearing up for a spectacular eruption, according to the United States Geological Survey. A high fountaining phase is imminent at the Kilauea volcano on ...

Hawaii's Kilauea volcano was erupting in its 43rd episode on Tuesday, prompting warnings from the U.S. Geological Survey and National Weather Service. A Volcanic Activity Notice issued by the USGS at ...

The Volcano Observatory Notice to Aviation (VONA) is a notification product used by volcano observatories globally to inform the aviation community (pilots, air traffic managers, dispatchers, ...

The 1980 eruption cycle made Mount St. Helens one of the most famous and now best-monitored volcanoes in the Cascades. But it is far from the only volcano in the range. From southern British Columbia ...

The National Volcano Early Warning and Monitoring System, or NVEWS, was first authorized by congress in 2019 to be established within the United States Geological Survey. NVEWS serves as a critical ...

The U.S. Geological Survey has selected Dr. Ken Hon as the new Scientist-in-Charge at the USGS Hawaiian Volcano Observatory in Hilo, Hawaii. HVO was founded in 1912 by Dr. Thomas A. Jaggar, and Hon ...